Table 3

Descriptive statistics of the components in the Effort-reward model. Estimated mean and standard error (SE) of Effort, Reward, Overcommitment, and ERI ratio according to gender, age, education, and occupation group.


Effort
 Reward
 Over-commitment
 ERI


Estimated mean
 SE
 Estimated mean
 SE
 Estimated mean
 SE
 Estimated mean
 SE
 Percent with high score (> 1)
 χ2
Total
11.7
 4.2
 47.8
 6.5
 12.1
 3.4
 0.6
 0.3
 5.4 (n = 96)
Gender
 Men
 11.1
 0.3
 47.5
 0.5
 11.6
 0.2
 0.5
 0.0
 6.6 (n = 24)
 1.2

Women
 10.8
 0.3
 48.3
 0.4
 11.8
 0.2
 0.5
 0.0
 5.2 (n = 72)
Age
 -29
 10.2a
 0.5
 47.9
 0.8
 11.9
 0.4
 0.5
 0.0
 3.6 (n = 3)
 3.7

30–39
 10.8
 0.3
 48.0
 0.5
 11.8
 0.3
 0.5
 0.0
 4.1 (n = 14)

40–49
 11.3
 0.3
 47.7
 0.4
 11.5
 0.2
 0.5
 0.0
 5.3 (n = 28)

50–59
 11.6a
 0.3
 47.3
 0.4
 11.9
 0.2
 0.6
 0.0
 6.8 (n = 38)

60-
 10.9
 0.3
 48.5
 0.5
 11.4
 0.3
 0.5
 0.0
 5.3 (n = 13)
Education
 Comprehensive school
 10.7
 0.4
 48.7
 0.6
 11.5
 0.3
 0.5
 0.0
 3.8 (n = 5)
 1.0

Secondary/vocational school
 10.5
 0.3
 47.4
 0.4
 11.6
 0.2
 0.5
 0.0
 5.8 (n = 39)

College degree
 11.0
 0.3
 47.6
 0.5
 11.9
 0.3
 0.5
 0.0
 5.6 (n = 45)

Higher university degree
 11.7
 0.4
 47.8
 0.7
 11.9
 0.4
 0.6
 0.0
 4.6 (n = 7)
Occupation groups
 Low-skilled blue-collar
 10.7a
 0.6
 48.0
 0.9
 11.1a
 0.5
 0.5
 0.0
 4.8 (n = 3)
 2.6

High-skilled blue-collar
 9.9b
 0.7
 47.9
 1.0
 11.6
 0.5
 0.5
 0.0
 0 (n = 0)

Low-skilled white-collar
 10.9c
 0.3
 47.3
 0.4
 11.6b
 0.2
 0.5
 0.0
 5.6 (n = 37)

High-skilled white-collar
 12.3abc
 0.2
 48.4
 0.4
 12.5ab
 0.2
 0.6
 0.0
 5.6 (n = 56)

Note: Values with same letter are significantly different at the 0.05 level.

Lau Journal of Occupational Medicine and Toxicology 2008 3:9   doi:10.1186/1745-6673-3-9

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